MEDIUM CVSS 6.5
Published: 2026-02-27

CVE-2026-1627

sick lms1000_firmware Security Advisory (CVE-2026-1627)
โ†— Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2026-1627 impacting sick lms1000_firmware. Evaluated with CVSS Base Score of 6.5 (MEDIUM).

Original NVD Description

Source: NIST NVD
An attacker may exploit the use of outdated and weak MAC algorithms in the deviceโ€™s SSH service to potentially compromise the integrity of the SSH session, allowing manipulation of transmitted data if the attacker can interact with the network traffic.

๐Ÿ“Š CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
Low (AC:L)
No specialized conditions required
Privileges Required
None (PR:N)
Unauthenticated execution
User Interaction
Required (UI:R)
User must click or open resource
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
None (C:N)
No data confidentiality impact
Integrity
High (I:H)
Total modification of target system
Availability
None (A:N)
No system availability impact

๐ŸŽฏ Affected Versions Matrix

Affected Product sick / lms1000_firmware
Affected Versions *
Weakness Enumeration CWE-327

Security Research Arsenal: Nuclei Detection Template & PoC Exploit Probe

High-Intent Research Tool

Ready-to-use security scanner signatures, active verification probe skeletons, and remediation playbooks for CVE-2026-1627 impacting sick lms1000_firmware.

โšก Nuclei Detection Template (YAML) cve-2026-1627.yaml
id: cve-2026-1627

info:
  name: sick lms1000_firmware - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2026-1627 affecting sick lms1000_firmware.
    Evaluation: An attacker may exploit the use of outdated and weak MAC algorithms in the deviceโ€™s SSH service to potentially compromise the integrity of the SSH ses...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2026-1627
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
    cvss-score: 6.5
    cve-id: CVE-2026-1627
    cwe-id: CWE-327
  tags: cve,cve-2026-1627,sick,lms1000_firmware,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "lms1000_firmware"
        part: body
๐Ÿ PoC Exploit & Verification Probe (Python 3) poc_cve-2026-1627.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2026-1627
# Target: sick lms1000_firmware | CVSS: 6.5 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2026-1627 (sick lms1000_firmware)...")
    headers = {
        "User-Agent": "CyberVault-Audit-Scanner/2.0",
        "Accept": "*/*"
    }
    try:
        r = requests.get(f"{target_url.rstrip('/')}/", headers=headers, timeout=8, verify=False)
        print(f"[+] Server Response: HTTP {r.status_code} | Server Banner: {r.headers.get('Server', 'Unknown')}")
        if r.status_code < 500:
            print(f"[!] Target reachable. Verify version against sick lms1000_firmware scope (*).")
        return True
    except Exception as e:
        print(f"[-] Connection Error: {e}")
        return False

if __name__ == '__main__':
    url = sys.argv[1] if len(sys.argv) > 1 else "http://localhost:8080"
    verify_vulnerability(url)
๐Ÿ›ก๏ธ Quick Patch & Remediation Script (Bash) patch_cve-2026-1627.sh
# Recommended Remediation & Patching Commands for CVE-2026-1627
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install lms1000_firmware 2>/dev/null || \
sudo dnf upgrade lms1000_firmware 2>/dev/null || \
sudo yum update lms1000_firmware

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i lms1000_firmware 2>/dev/null || rpm -qa | grep -i lms1000_firmware

# 3. Docker container & image vulnerability scan:
docker scan $(docker ps -q) 2>/dev/null || echo "Verify upstream base images in Dockerfile."

๐Ÿ›ก๏ธ Remediation & Security Action

  • Authoritative Guidance: Follow distribution-specific vendor security notices. Advisory status and package patches vary by distribution release.
  • Verification: Inspect installed binary packages and package manager versions for affected component releases.
  • Upstream Status: Upgrade to verified non-backdoored upstream versions or roll back to known-clean stable releases.
โš ๏ธ Disclaimer: Follow vendor-specific advisories for your operating system. CyberVault does not fabricate unsupported remediation scripts.

โ“ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2026-1627 in sick lms1000_firmware?

Review vendor-specific security notices and update sick lms1000_firmware packages to the latest patched release immediately. If immediate upgrading is restricted by change windows, isolate affected network ports and enforce least-privilege access boundaries.

Is there an active exploit or public PoC for CVE-2026-1627?

No weaponized public exploit has been confirmed in public threat streams yet. Continuous surveillance is active across GitHub and security feeds.

What is the CVSS 3.1 severity rating and impact for CVE-2026-1627?

CVE-2026-1627 is classified with a CVSS 3.1 Base Score of 6.5 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
6.5
MEDIUM SEVERITY
CVE ID CVE-2026-1627
Weakness CWE-327
Vendor sick
Product lms1000_firmware
Published 2026-02-27
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N